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[media] dw2102: i2c transfer corrected for some cards 

Prof 7500 and TeVii s630, s660, s480 works better now

Signed-off-by: Igor M. Liplianin <liplianin@me.by>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
hifive-unleashed-5.1
Igor M. Liplianin 2011-02-27 16:18:38 -03:00 committed by Mauro Carvalho Chehab
parent e86e4dfa5a
commit a84adf4007
1 changed files with 5 additions and 5 deletions
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10
drivers/media/dvb/dvb-usb/dw2102.c
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@ -564,14 +564,15 @@ static int s6x0_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[],
i += 16;
len -= 16;
} while (len > 0);
} else if ((udev->descriptor.idProduct == 0x7500)
&& (j < (num - 1))) {
} else if (j < (num - 1)) {
/* write register addr before read */
u8 obuf[msg[j].len + 2];
obuf[0] = msg[j + 1].len;
obuf[1] = (msg[j].addr << 1);
memcpy(obuf + 2, msg[j].buf, msg[j].len);
ret = dw210x_op_rw(d->udev, 0x92, 0, 0,
ret = dw210x_op_rw(d->udev,
udev->descriptor.idProduct ==
0x7500 ? 0x92 : 0x90, 0, 0,
obuf, msg[j].len + 2,
DW210X_WRITE_MSG);
break;
@ -581,8 +582,7 @@ static int s6x0_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[],
obuf[0] = msg[j].len + 1;
obuf[1] = (msg[j].addr << 1);
memcpy(obuf + 2, msg[j].buf, msg[j].len);
ret = dw210x_op_rw(d->udev,
(num > 1 ? 0x90 : 0x80), 0, 0,
ret = dw210x_op_rw(d->udev, 0x80, 0, 0,
obuf, msg[j].len + 2,
DW210X_WRITE_MSG);
break;